Home / 31,621.92-47,461.60-16,843.44

Finding the Fourth Proportional to 31,621.92, 47,461.60 and 16,843.44

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Solution

The fourth proportional to 31,621.92, 47,461.60 and 16,843.44 is: 25,280.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,621.92 : 47,461.60 = 16,843.44 : x
  2. Step 2: Convert to fraction form
    31,621.92/47,461.60 = 16,843.44/x
  3. Step 3: Cross multiply
    31,621.92x = 47,461.60 × 16,843.44
  4. Step 4: Simplify right side
    31,621.92x = 799,416,611.90
  5. Step 5: Solve for x
    x = 799,416,611.90/31,621.92
  6. Step 6: Final answer
    x = 25,280.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.